Answer:
x=8
Step-by-step explanation:
I’m not 100% sure but I think it’s 80
Answer:
for question 13
- 130
- 50
- 50
- 130
- 130
- 50
- 50
- 130
Step-by-step explanation:
for 14
x. 150
y. 15
z. 150
i cant say that this is totally correct but im taking a educated guess
Answer:

Step-by-step explanation:
Given
Let x represent the number of tickets, and p the charges

A reduction of 50c gives an increment of 50 tickets.
This gives:
---- 

Required
Determine the demand function
First, calculate the slope:




So, the equation is:




Hence, the function is:
